Adjustable spoon base



FIG. 1 is a perspective view of the adjustable spoon base of the present invention;

FIGS. 2 through 6 are, respectively, a top plan view; a side elevation view; a bottom plan view; a left elevation view; and a right elevation view of the device shown in FIG. 1; and,

FIGS. 7 through 11 are, respectively, a top plan view; a side elevation view; a bottom plan view; a left end view; and a right end view of another embodiment of the invention.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an adjustable spoon base, as shown and described. 